NCCER Module 4 (Power tools)

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a good way to check the condition of the grinding wheel on a bench grinder is to?

slide the wheel onto a rod that fits through the wheel hole

before you plug any saw into a power source, make sure?

the switch is in the off position

when using power tools, never engage the?

trigger lock.

a pneumatic drill is commonly used?

when there is no source of electricity

saws with a fine blade that are excellent for delicate and intricate cutting are called?

Saber saws

the adjustable tool rest on a bench grinder should be positioned?

1/8th on and inch

a saw that has a thin, one piece blade that runs around guides at either end of the saw is a?

Band saw

a grinder can catch on rough material edges and shift around, especially when using rotary bits called?

Burr bits

a power miter saw combines a miter box with a?

Circular saw

when using a circular saw, be sure to cut on the waste side of the cut mark to allow for the blades?

Kerf

special training and certification is required before using any kind of?

Powder actuated fastening tool

a low-velocity fastening system that is used to drive steel pins or threaded studs into masonry and steel is a?

Powder actuated tool

most hammer drills will not hammer until pressure is?

applied to the drill bit against a surface

an angle grinder is used to grind?

away hard, heavy materials and to grind surfaces such as pipes, plates or welds

if a pneumatic nailer is not fired properly, before attempting repairs be sure to?

disconnect the air hose

a Porta-Power is an example of a?

hydraulic jack

never use a circular saw that does not have an upper blade guard because?

it protects workers from flying debris and from touching the spinning blade

before replacing parts such as bits, blades or disks on any tool, you must?

make sure it is disconnected from its source or energy

a power tool that is well suited for breaking up concrete during demolition work is a?

pavement breaker

before using a pneumatically powered nailer for the first time, it is important to?

read the manufacturers instructions


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